A tuning tale: BLMs say lean, plugs say rich

[XfireZ51]

Originally Posted by Paul Workman

You may have significant carbon deposits in some chambers as result of the oil seepage issue. So, once the gasket issue is resolved, you may want to de-carbon the motor first before doing a lot of hocus-pocus (VE/SA manipulation).

Did both heads come off to inspect the motor as well as replace the parts related to the broken ring? - seems curious you'd have a leaking gasket(s) issue a year after they were (presumably) replaced, no?

Ah yes. Pete did the work. He replaced rod bearrings as well because they showed signs of wear.